Logos and markings: center section etched with MT SAKAE on one side and MT JAPAN on the opposite side. NOS with storage wear - 80s Sakae MT steel flat handlebar.
Quill shaft has insertion marks, light oxidation and grease residue; expander wedge shows wear and discoloration. Top of the stem extension is stamped 'SAKAE MT'.
This is a Sakae CR Turbine right/drive side crank arm, 170mm crank arm length, 50/45/32 tooth chainrings. Good condition overall, no notable scratches and the threads all look good. The wear on the chainrings appears to be fairly minor. This crankset has not been cleaned.